Hybrid Turbo Honda Civic 1 7 CDTI 100 – 721875. hp

Hybrid
Hybrid Turbo Honda  Civic  1.7 CDTI 100, 721875
  • Hybrid Turbo Honda  Civic  1.7 CDTI 100, 721875
721875
Year: From 2001
Power: 100 hp
displacement: 1,.,7
Engine code: Not specified
Gasket kit
Preparation course
Exchange
€491.40 VAT included

409.5 tax excl.

Quantity
Manufacturing time: 15-20 working days

Description

This hybrid turbo is designed for the Honda Civic 1.7 CDTI with 100 hp, manufactured from 2001 onwards. Its modification includes, in particular, a high-flow MFS compressor wheel, a 360° bearing stop and high-speed balancing.

Three levels of tuning are documented. The modifications become progressively more extensive, starting with the compressor wheel, then the casing d the inlet, and finally the turbine section.

Available tuning packages — Stage 1, Stage 2 and Stage 3

Stage 1
Compressor wheel: MFS high-flow
Bearing: 360° thrust
Balancing: high-speed at 150,000 rpm on a Cimat VSR test bench

This modification primarily affects the compressor section in order d to adjust the compression capacity and air flow rate d whilst maintaining the specified Installation without modification.

Stage 2
Compressor impeller: MFS high-flow oversized
d' intake housing: re-profiled for accommodate the new impeller oversized
Bearing: 360° thrust
Balancing: high-speed at 150,000 rpm on a Cimat VSR test bench

The oversizing of the impeller here requires the intake casing to be re-profiled d. This combination aims to adapt the air passage d to the dimensions of the new impeller without specifying a particular final power output.

Stage 3
Compressor impeller: MFS high-flow oversized
d intake housing: re-profiled for to accommodate the new impeller oversized
Bearing: 360° thrust bearing
Turbine impeller: high-flow oversized
Turbine casing: re-profiled for ly to accommodate the new impeller oversized
Balancing: high-speed at 150,000 rpm on a Cimat VSR test bench

This version combines the compressor modifications with a turbine impeller oversized and a re-profiled turbine housing. Such a configuration can alter flow rate and response time; its behaviour depends on the overall engine set-up.

What is a hybrid turbo?

A hybrid turbo retains an architecture suited to the vehicle in question whilst incorporating internal modifications. Depending on the upgrade stage, these may involve the compressor wheel, the housings, the turbine wheel, the thrust bearing and balancing.

The aim is d to adapt the turbocharger’s compression capacity and air flow rate d. A hybrid turbo is therefore not defined solely by the appearance of its compressor wheel, but by the consistency of its geometry and mechanical modifications.

MFS compressor wheel: standard or ‘ Performance ’?

MFS stands for ‘Milled From Solid’, meaning a wheel machined from a solid block. This technology primarily describes a manufacturing process and does not, on its own, guarantee an increase in air flow d.

A standard MFS impeller may retain a geometry equivalent to that of the original d. A Performance MFS impeller may adopt a geometry adapted to the modification, for example in terms of the profile, height, width or diameter of the blades, provided these modifications are documented.

A standard MFS impeller can be just as glossy as an MFS impeller Performance. It is not its appearance that determines its performance, but its geometry and its ability to move more d'air. The impeller described here is made of forged aluminium; it is lighter, larger and taller than the d'original, with a claimed 15 per cent increase in compression capacity.

Why does the geometry of the blades influence the air flow rate d?

The compressor impeller draws in and then compresses the air sent to the engine. Its diameter, profile, height, width and the arrangement of its blades influence its aerodynamic behaviour. A suitable geometry can move more d air under certain conditions, but the result also depends on the casings, the turbine, the boost pressure and the engine management system. A larger impeller does not automatically guarantee better performance and may alter the response time.

Reliability and balancing of the hybrid turbocharger

The documented 360° thrust bearing distributes axial forces over a wide surface area. It helps the bearing adapt to operating stresses without making the turbocharger insensitive to lubrication or assembly faults.

The rotor is balanced at high speed, up to 150,000 rpm, on a Cimat VSR test bench. This process aims to minimise vibrations and mechanical stresses in the rotating assembly.

Engine remapping and preparation

Appropriate engine management is required for to make the most of the hybrid turbo’s characteristics. Map settings, boost pressure, fuel injection, exhaust and cooling must be checked or adjusted according to the modification. The wastegate must be adjusted during the ECU remapping. The clutch, the gearbox and other vehicle components must also be checked depending on the level of modification. Fitting this turbo alone does not guarantee a power increase.

Turbo specifications

OEM part numbers

8-97287-379-2
8-97287-379-3
8-97287-379-4

Manufacturer part numbers

721875-0001
721875-0004
721875-0005
721875-5001S
721875-5004S
721875-5005S

Compatible vehicles and applications

Honda
Civic 1.7 CDTI — 100 hp
Engine: 1.7 CDTI — start in 2001, month unspecified — end unspecified
Engine code: not specified

Additional technical specifications

Product type: turbo hybrid
Engine: 1.7 CDTI
Power: 100 hp
Production period: from 2001, end unspecified
Installation: plug & play -specified configuration, no modifications required

Fitting advice

⚠️ WARNING — IMPORTANT BEFORE INSTALLATION

Identify and rectify the cause of the previous fault. Check the lubrication circuit, the oil supply and return d as well as the cleanliness of all pipes.

Check the inlet for any foreign objects. Carry out priming in accordance with the applicable recommendations and follow the manufacturer’s instructions.

A lubrication fault that is not rectified may lead to the turbocharger failing again.

How do you identify the correct turbo?

Check the part number marked on the original turbo d and compare it with the OEM and manufacturer part numbers in this datasheet. Also check the make, model, engine type 1.7 CDTI, the power output (100 hp ) and the production period (. ). An identical engine specification is not always sufficient to confirm compatibility.

⚠️ Check your turbo’s part numbers

Before ordering, compare the part number marked on your original turbo d with the part numbers listed in this data sheet. An identical engine specification does not always guarantee compatibility.

If you are unsure about the identification or fitment, please contact us before ordering.

Product Details
721875
Hybrid
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